Harvard University Herbaria & Libraries

Asteraceae
GH: 01923852 Brickellia oblongifolia linifolia B. L. Robinson USA: Arizona Betatakin J. T. Howell 24544 1948-6-22
Cyperaceae
GH: 00027440 Carex specuicola J. T. Howell USA: Arizona Moist soil of cave on sandstone cliff near I... J. T. Howell 24609 1948-6-23
Poaceae
GH: 00361845 Bromus carinatus marginatus (Nees ex Steudel) Barkworth & Anderton USA: California Devils Gulch near Camp Taylor J. T. Howell 24326 1948-5-31
GH: 00361845 Bromus marginatus Nees ex Steudel USA: California Devils Gulch near Camp Taylor J. T. Howell 24326 1948-5-31
GH: 00341567 Calamagrostis koelerioides Vasey USA: California Firetrail north of East Peak, Mt. Tamalpais,... J. T. Howell 24307 1948-5-22
GH: 00365150 Elymus hansenii Scribner USA: California Devils Gulch near Camp Taylor J. T. Howell 24325 1948-5-31
GH: 00341786 Festuca elmeri Scribner & Merrill USA: California Mount Tamalpais, wooded slope above Phoenix ... J. T. Howell 1534 1948-5-22
GH: 00365186 Hordeum brachyantherum californicum (Covas & Stebbins) Bothmer, N. Jacobsen & Seberg USA: California Devil's Gulch near Camp Taylor J. T. Howell 24328 1948-5-31
GH: 00365305 Leymus pacificus (Gould) D. R. Dewey USA: California Stinson Beach J. T. Howell 24335 1948-6-6
GH: 00365150 Sitanion hansenii (Scribner) J. G. Smith USA: California Devils Gulch near Camp Taylor J. T. Howell 24325 1948-5-31
GH: 00361314 Vulpia myuros hirsuta Hackel USA: California Upper part of Cascade Canyon, Mt. Tamalpais J. T. Howell 24299 1948-5-16
Rhamnaceae
GH: 00425680 Ceanothus sp. USA: California Upper part of Cascade Canyon, Mt. Tamalpais J. T. Howell 24298 1948-5-16
Thymelaeaceae
GH: 00382089 Dirca occidentalis A. Gray USA: California Devils Gulch near Camp Taylor J. T. Howell 24329 1948-5-31